Create buttons using shape

//create xml button_big_normal.xml

android:shape="rectangle"

android:useLevel="false">




android:color="#adadac"/>


android:bottomRightRadius="10dp"

android:topLeftRadius="10dp"

android:topRightRadius="10dp"/>

//Create xml button_big_selected.xml  


android:shape="rectangle"

android:useLevel="false">


android:color="#000000"/>


android:color="#adadac"/>


android:bottomLeftRadius="10dp"

android:bottomRightRadius="10dp"

android:topLeftRadius="10dp"

android:topRightRadius="10dp" />

  //Create xml button_big.xml